886522421 has 2 divisors, whose sum is σ = 886522422. Its totient is φ = 886522420.

The previous prime is 886522391. The next prime is 886522487. The reversal of 886522421 is 124225688.

886522421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 869424196 + 17098225 = 29486^2 + 4135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-886522421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (886522321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443261210 + 443261211.

It is an arithmetic number, because the mean of its divisors is an integer number (443261211).

Almost surely, 2^886522421 is an apocalyptic number.

It is an amenable number.

886522421 is a deficient number, since it is larger than the sum of its proper divisors (1).

886522421 is an equidigital number, since it uses as much as digits as its factorization.

886522421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61440, while the sum is 38.

The square root of 886522421 is about 29774.5263774254. The cubic root of 886522421 is about 960.6456958883.

The spelling of 886522421 in words is "eight hundred eighty-six million, five hundred twenty-two thousand, four hundred twenty-one".